Process for dyeing paper with disazo dyes

Details Process for dyeing paper with disazo dyes Process for dyeing paper with disazo dyes

1994-04-20

1996-01-30

Einsmann, Margaret

Bleaching and dyeing; fluid treatment and chemical modification

Dye concentrate composition wherein an additional amount of...

8681, 8687, 8919, 8937, C09B 3100

Patent

active

054877610

ABSTRACT:
The dyestuffs of the formula ##STR1## in which A, R.sub.1, M and n are as defined in claim 1, are suitable for dyeing paper with good light-fastness.

REFERENCES:
patent: 4808192 (1989-02-01), Narita et al.
patent: 5211719 (1993-05-01), Kaser
patent: 5225545 (1993-07-01), Lauk
patent: 5288294 (1994-02-01), Kaser
Color Index, The Society of Dyers and Colorists, 3rd edition, 1971, pp. 2206, 4254.
Chem. Abst. 77:63263 af DE 2,051,303 Oct. 1970.

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